PT-2025-37737 · Libocpp · Libocpp

Sohamg · Published 2025-09-15 · Updated 2025-12-23 · CVE-2025-59398

Positive Technologies (AI Summary)

CVSS v3.1

3.1

Low

Base vector

AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions libocpp versions prior to 0.26.2

Description The OCPP implementation in libocpp is susceptible to a denial of service (EVerest crash) when processing JSON input exceeding 255 characters. This occurs because a CiString<255> object is created with StringTooLarge set to Throw, leading to a crash when the input exceeds the defined size limit.

Recommendations Update libocpp to version 0.26.2 or later.

Fix

DoS

Weakness Enumeration

CWE-392

Related Identifiers

CVE-2025-59398

Affected Products

Libocpp

References · 9

• https://osv.dev/vulnerability/CVE-2025-59398 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-59398 · Security Note
• https://github.com/EVerest/everest-core/issues/1152 · Note
• https://github.com/EVerest/everest-core/commit/253432ae7458ad0445f68f9d716086090c2be49c · Note
• https://github.com/EVerest/libocpp/compare/v0.26.1...v0.26.2 · Note
• https://github.com/EVerest/libocpp/pull/1052 · Note
• https://github.com/EVerest/libocpp/commit/fb391b4ff16a0a07150e5a8eebf0856fb6623cbe · Note
• https://twitter.com/CVEnew/status/2003567362960666892 · Twitter Post
• https://t.me/CVEtracker/32543 · Telegram Post